diff --git a/MVMCore/MVMCore/Models/ActionType/Client Parameters/ClientParameterModel.swift b/MVMCore/MVMCore/Models/ActionType/Client Parameters/ClientParameterModel.swift
index e1381a6..9e63c27 100644
--- a/MVMCore/MVMCore/Models/ActionType/Client Parameters/ClientParameterModel.swift	
+++ b/MVMCore/MVMCore/Models/ActionType/Client Parameters/ClientParameterModel.swift	
@@ -17,7 +17,7 @@ public class ClientParameterModel: Codable {
         case list
     }
     
-    public init(list: [ClientParameterModelProtocol], timeout: Double?) {
+    public init(list: [ClientParameterModelProtocol], timeout: Double? = nil) {
         self.timeout = timeout
         self.list = list
     }